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Mclio Mk2 1.2 8v Emissions
The other halfs Clio has just failed the MOT on emissions..
The natural idle test was a pass.
The First fast idle test gave a CO reading of 0.625 (Pass is 0.3)
The Second fast idle test gave a CO of 0.492.
During the tests the CO reading was hopping about all over the place. All other readings were a pass.
The garage seems to think it's probably a duff catalytic converter and that the lambda sensor is OK, but I don't want to shell out for a new one and then find it's something else!!
I have noticed that the water temperature gauge reads quite low but was told this was 'normal' for a Clio? Could it be that the engine never gets up to full operating temperature? Would a faulty sensor cause a wrong temp reading and cause the
Any thoughts? I'm off to try and find my OBD2 reader...!